[ale] C code help

Christopher Fowler cfowler at outpostsentinel.com
Mon May 23 11:37:33 EDT 2005


Good point.  If you do not have the C source then your SOL.  I do have a
guy that works for me that can work for you to solve this problem. 
 
On Mon, 2005-05-23 at 11:14, Greg Freemyer wrote:
> Good Luck, that is quite a project.
> 
> 2 things:
> 
> 1) If this were Linux code, you could run strace on the code and see
> all the kernel API calls,  that would pretty much give you the info
> you are interested in.  Unfortunately, you don't seem to be talking
> about Linux code here, so I have no ideas.
> 
> 2) You said you decompiled 2 files.  Decompiled is going to have a
> specific meaning to a programmer and to the best of my knowledge,
> there are no tools for decompiling C code.  I have to a assume you
> meant you reverse engineered a  couple of config files.
> 
> If you truly meant you decompiled a couple of executable or library
> files, I'd be interested to know how to do that efficiently.  (I did
> it once over 20 years ago by dis-assembilng a bunch of .o files into
> assembly code, then guessing at the original C code, then compiling,
> comparing, modifying C code, recombiling, recomparing.  It took a long
> (and tedious) time to manually reverse compile just a couple of .o
> files.)
> 
> Greg
> 
> On 5/22/05, Mark Wright <mpwright at speedfactory.net> wrote:
> > 
> > Hi Folks,
> > 
> > I don't really know where to start.  The background to my dilemma is
> > important but has little to do with the problem.  Suffice it to say
> > that I am not a coder or very experienced writing scripts but I have a
> > disk image that boots a control device that I need to reverse engineer.
> > 
> > The ultimate end would be to replace the code with our own but for now
> > just getting diag info from it and understanding it would a great step
> > forward.
> > 
> > I have copied the disk to my Powerbooks hard drive and decompiled two
> > files  that looked important.  Anybody on the list read c well enough
> > to read these and tell me what I should do next?  As I said above I
> > need to understand how it logs events and decode its error reporting.
> > 
> > 
> > Thanks,
> > 
> > Mark
> > 
> > 
> > P.S    a little of the background.
> > 
> > The short story is I work for a very small company.  We have a guy who
> > can probably do this but I know he will never have the time.  The
> > future of my job may hinge on  knowing the secrets of this device.
> > Like others have commented on their own jobs, I have tons of spare
> > time.  I can't sit by and watch my reason for having a job slip away.
> > I need to become a uber coder in a hurry or find enough help to get
> > past this to the next issue down the road.
> > 
> > _______________________________________________
> > Ale mailing list
> > Ale at ale.org
> > http://www.ale.org/mailman/listinfo/ale
> > 
> 



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